Integer values of divisor balance: Sum_{d divides k} (d / phi(d)) for numbers k in A023898.

Terms

a(0) =1a(1) =3a(2) =5a(3) =7a(4) =4a(5) =9a(6) =12a(7) =11a(8) =20a(9) =9a(10) =13a(11) =28a(12) =7a(13) =27a(14) =10a(15) =26a(16) =15a(17) =36a(18) =21a(19) =45a(20) =14a(21) =25a(22) =17a(23) =44a(24) =25a(25) =35a(26) =63a(27) =8a(28) =42a(29) =42